From 491a2ed74d7e8152ea16430b4259d38ded59fb4c Mon Sep 17 00:00:00 2001 From: Glen Lee Date: Mon, 21 Dec 2015 14:18:15 +0900 Subject: [PATCH] staging: wilc1000: remove unused functions This patch removes unused function pointer hif_sync and hif_clear_int, and removes it's related functions sdio_clear_int, sdio_sync, wilc_spi_clear_int and wilc_spi_sync. Signed-off-by: Glen Lee Signed-off-by: Greg Kroah-Hartman --- drivers/staging/wilc1000/wilc_sdio.c | 94 ---------------------------- drivers/staging/wilc1000/wilc_spi.c | 60 ------------------ drivers/staging/wilc1000/wilc_wlan.h | 2 - 3 files changed, 156 deletions(-) diff --git a/drivers/staging/wilc1000/wilc_sdio.c b/drivers/staging/wilc1000/wilc_sdio.c index efa337965e68..325e274a64d2 100644 --- a/drivers/staging/wilc1000/wilc_sdio.c +++ b/drivers/staging/wilc1000/wilc_sdio.c @@ -130,37 +130,6 @@ _fail_: return 0; } -static int sdio_clear_int(struct wilc *wilc) -{ - struct sdio_func *func = dev_to_sdio_func(wilc->dev); - - if (!g_sdio.irq_gpio) { - /* u32 sts; */ - sdio_cmd52_t cmd; - - cmd.read_write = 0; - cmd.function = 1; - cmd.raw = 0; - cmd.address = 0x4; - cmd.data = 0; - wilc_sdio_cmd52(wilc, &cmd); - - return cmd.data; - } else { - u32 reg; - - if (!sdio_read_reg(wilc, WILC_HOST_RX_CTRL_0, ®)) { - dev_err(&func->dev, "Failed read reg (%08x)...\n", - WILC_HOST_RX_CTRL_0); - return 0; - } - reg &= ~0x1; - sdio_write_reg(wilc, WILC_HOST_RX_CTRL_0, reg); - return 1; - } - -} - /******************************************** * * Sdio interfaces @@ -451,67 +420,6 @@ static int sdio_deinit(struct wilc *wilc) return 1; } -static int sdio_sync(struct wilc *wilc) -{ - struct sdio_func *func = dev_to_sdio_func(wilc->dev); - u32 reg; - - /** - * Disable power sequencer - **/ - if (!sdio_read_reg(wilc, WILC_MISC, ®)) { - dev_err(&func->dev, "Failed read misc reg...\n"); - return 0; - } - - reg &= ~BIT(8); - if (!sdio_write_reg(wilc, WILC_MISC, reg)) { - dev_err(&func->dev, "Failed write misc reg...\n"); - return 0; - } - - if (g_sdio.irq_gpio) { - u32 reg; - int ret; - - /** - * interrupt pin mux select - **/ - ret = sdio_read_reg(wilc, WILC_PIN_MUX_0, ®); - if (!ret) { - dev_err(&func->dev, "Failed read reg (%08x)...\n", - WILC_PIN_MUX_0); - return 0; - } - reg |= BIT(8); - ret = sdio_write_reg(wilc, WILC_PIN_MUX_0, reg); - if (!ret) { - dev_err(&func->dev, "Failed write reg (%08x)...\n", - WILC_PIN_MUX_0); - return 0; - } - - /** - * interrupt enable - **/ - ret = sdio_read_reg(wilc, WILC_INTR_ENABLE, ®); - if (!ret) { - dev_err(&func->dev, "Failed read reg (%08x)...\n", - WILC_INTR_ENABLE); - return 0; - } - reg |= BIT(16); - ret = sdio_write_reg(wilc, WILC_INTR_ENABLE, reg); - if (!ret) { - dev_err(&func->dev, "Failed write reg (%08x)...\n", - WILC_INTR_ENABLE); - return 0; - } - } - - return 1; -} - static int sdio_init(struct wilc *wilc) { struct sdio_func *func = dev_to_sdio_func(wilc->dev); @@ -952,8 +860,6 @@ const struct wilc_hif_func wilc_hif_sdio = { .hif_write_reg = sdio_write_reg, .hif_block_rx = sdio_read, .hif_block_tx = sdio_write, - .hif_sync = sdio_sync, - .hif_clear_int = sdio_clear_int, .hif_read_int = sdio_read_int, .hif_clear_int_ext = sdio_clear_int_ext, .hif_read_size = sdio_read_size, diff --git a/drivers/staging/wilc1000/wilc_spi.c b/drivers/staging/wilc1000/wilc_spi.c index 478a356de287..faaeaf7cba86 100644 --- a/drivers/staging/wilc1000/wilc_spi.c +++ b/drivers/staging/wilc1000/wilc_spi.c @@ -668,21 +668,6 @@ static int _wilc_spi_read(struct wilc *wilc, u32 addr, u8 *buf, u32 size) * ********************************************/ -static int wilc_spi_clear_int(struct wilc *wilc) -{ - struct spi_device *spi = to_spi_device(wilc->dev); - u32 reg; - - if (!wilc_spi_read_reg(wilc, WILC_HOST_RX_CTRL_0, ®)) { - dev_err(&spi->dev, "Failed read reg (%08x)...\n", - WILC_HOST_RX_CTRL_0); - return 0; - } - reg &= ~0x1; - wilc_spi_write_reg(wilc, WILC_HOST_RX_CTRL_0, reg); - return 1; -} - static int _wilc_spi_deinit(struct wilc *wilc) { /** @@ -691,49 +676,6 @@ static int _wilc_spi_deinit(struct wilc *wilc) return 1; } -static int wilc_spi_sync(struct wilc *wilc) -{ - struct spi_device *spi = to_spi_device(wilc->dev); - u32 reg; - int ret; - - /** - * interrupt pin mux select - **/ - ret = wilc_spi_read_reg(wilc, WILC_PIN_MUX_0, ®); - if (!ret) { - dev_err(&spi->dev,"Failed read reg (%08x)...\n", - WILC_PIN_MUX_0); - return 0; - } - reg |= BIT(8); - ret = wilc_spi_write_reg(wilc, WILC_PIN_MUX_0, reg); - if (!ret) { - dev_err(&spi->dev, "Failed write reg (%08x)...\n", - WILC_PIN_MUX_0); - return 0; - } - - /** - * interrupt enable - **/ - ret = wilc_spi_read_reg(wilc, WILC_INTR_ENABLE, ®); - if (!ret) { - dev_err(&spi->dev, "Failed read reg (%08x)...\n", - WILC_INTR_ENABLE); - return 0; - } - reg |= BIT(16); - ret = wilc_spi_write_reg(wilc, WILC_INTR_ENABLE, reg); - if (!ret) { - dev_err(&spi->dev, "Failed write reg (%08x)...\n", - WILC_INTR_ENABLE); - return 0; - } - - return 1; -} - static int _wilc_spi_init(struct wilc *wilc) { struct spi_device *spi = to_spi_device(wilc->dev); @@ -1058,8 +1000,6 @@ const struct wilc_hif_func wilc_hif_spi = { .hif_write_reg = wilc_spi_write_reg, .hif_block_rx = _wilc_spi_read, .hif_block_tx = _wilc_spi_write, - .hif_sync = wilc_spi_sync, - .hif_clear_int = wilc_spi_clear_int, .hif_read_int = wilc_spi_read_int, .hif_clear_int_ext = wilc_spi_clear_int_ext, .hif_read_size = wilc_spi_read_size, diff --git a/drivers/staging/wilc1000/wilc_wlan.h b/drivers/staging/wilc1000/wilc_wlan.h index 580e1d60221b..2edd7445f4a3 100644 --- a/drivers/staging/wilc1000/wilc_wlan.h +++ b/drivers/staging/wilc1000/wilc_wlan.h @@ -232,8 +232,6 @@ struct wilc_hif_func { int (*hif_write_reg)(struct wilc *, u32, u32); int (*hif_block_rx)(struct wilc *, u32, u8 *, u32); int (*hif_block_tx)(struct wilc *, u32, u8 *, u32); - int (*hif_sync)(struct wilc *); - int (*hif_clear_int)(struct wilc *); int (*hif_read_int)(struct wilc *, u32 *); int (*hif_clear_int_ext)(struct wilc *, u32); int (*hif_read_size)(struct wilc *, u32 *);